89015780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{2801}}^1$

素因数の和:3044

約数の個数: 48

約数和(自身を含む): 214655616

約数和(自身を除く): 125639836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1589, 2270, 2801, 3178, 4540, 5602, 6356, 7945, 11204, 14005, 15890, 19607, 28010, 31780, 39214, 56020, 78428, 98035, 196070, 392140, 635827, 1271654, 2543308, 3179135, 4450789, 6358270, 8901578, 12716540, 17803156, 22253945, 44507890, 89015780]

約数ペア:

[(1, 89015780), (2, 44507890), (4, 22253945), (5, 17803156), (7, 12716540), (10, 8901578), (14, 6358270), (20, 4450789), (28, 3179135), (35, 2543308), (70, 1271654), (140, 635827), (227, 392140), (454, 196070), (908, 98035), (1135, 78428), (1589, 56020), (2270, 39214), (2801, 31780), (3178, 28010), (4540, 19607), (5602, 15890), (6356, 14005), (7945, 11204)]